/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var App = require('app');


describe('App.WidgetWizardExpressionView', function () {
  var view = App.WidgetWizardExpressionView.create({
    expression: {
      data: []
    },
    controller: Em.Object.create({
      updateExpressions: Em.K
    })
  });

  describe("#validate()", function() {
    var testCases = [
      {
        data: [],
        result: false
      },
      {
        data: [
          {isMetric: true, name:'1'}
        ],
        result: false
      },
      {
        data: [
          {isMetric: true, name:'1'},
          {name: '+'},
          {isMetric: true, name:'1'}
        ],
        result: false
      },
      {
        data: [
          {name: '('},
          {isMetric: true, name:'1'},
          {name: '-'},
          {isMetric: true, name:'1'},
          {name: ')'}
        ],
        result: false
      },
      {
        data: [
          {name: '('},
          {isMetric: true, name:'1'},
          {name: '-'},
          {isMetric: true, name:'1'},
          {name: ')'},
          {name: '*'},
          {isMetric: true, name:'1'}
        ],
        result: false
      },
      {
        data: [
          {name: '('},
          {name: '('},
          {isMetric: true, name:'1'},
          {name: '-'},
          {isMetric: true, name:'1'},
          {name: ')'},
          {name: '*'},
          {isMetric: true, name:'1'},
          {name: ')'}
        ],
        result: false
      },
      {
        data: [
          {name: '-'}
        ],
        result: true
      },
      {
        data: [
          {name: '-'},
          {isMetric: true, name:'1'}
        ],
        result: true
      },
      {
        data: [
          {isMetric: true, name:'1'},
          {name: '+'}
        ],
        result: true
      },
      {
        data: [
          {name: '*'},
          {isMetric: true, name:'1'},
          {name: '+'}
        ],
        result: true
      },
      {
        data: [
          {isMetric: true, name:'1'},
          {name: '('}
        ],
        result: true
      },
      {
        data: [
          {name: ')'},
          {isMetric: true, name:'1'}
        ],
        result: true
      },
      {
        data: [
          {name: '('}
        ],
        result: true
      },
      {
        data: [
          {name: '('},
          {isMetric: true, name:'1'}
        ],
        result: true
      },
      {
        data: [
          {isMetric: true, name:'1'},
          {name: '('}
        ],
        result: true
      },
      {
        data: [
          {name: '('},
          {isMetric: true, name:'1'},
          {name: '+'},
          {isMetric: true, name:'1'}
        ],
        result: true
      },
      {
        data: [
          {isMetric: true, name:'1'},
          {name: '+'},
          {isMetric: true, name:'1'},
          {name: ')'}
        ],
        result: true
      },
      {
        data: [
          {name: '('},
          {name: '('},
          {isMetric: true, name:'1'},
          {name: '+'},
          {isMetric: true, name:'1'},
          {name: ')'}
        ],
        result: true
      }
    ];
    testCases.forEach(function (test) {
      it(test.data.mapProperty('name').join("") + " - isInvalid = " + test.result, function () {
        view.set('expression.data', test.data);
        expect(view.get('isInvalid')).to.equal(test.result);
      });
    }, this);
  });
});
